1. Southern Coast of Long Island from Montauk Point to East Hampton Yale Public content 1877. 2013-10-09T18:56:43Z. 2018-12-18T20:03:50Z. U.S. Coast and Geodetic Survey, issuing body. U.S. Coast and Geodetic Survey. English. cartographic image. Public. Long Island (N.Y.) and Long Island Sound (N.Y. and Conn.).